87408900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 216

約数和(自身を含む): 301621320

約数和(自身を除く): 214212420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 29, 30, 34, 36, 45, 50, 51, 58, 60, 68, 75, 85, 87, 90, 100, 102, 116, 145, 150, 153, 170, 174, 180, 197, 204, 225, 255, 261, 290, 300, 306, 340, 348, 394, 425, 435, 450, 493, 510, 522, 580, 591, 612, 725, 765, 788, 850, 870, 900, 985, 986, 1020, 1044, 1182, 1275, 1305, 1450, 1479, 1530, 1700, 1740, 1773, 1970, 1972, 2175, 2364, 2465, 2550, 2610, 2900, 2955, 2958, 3060, 3349, 3546, 3825, 3940, 4350, 4437, 4925, 4930, 5100, 5220, 5713, 5910, 5916, 6525, 6698, 7092, 7395, 7650, 8700, 8865, 8874, 9850, 9860, 10047, 11426, 11820, 12325, 13050, 13396, 14775, 14790, 15300, 16745, 17139, 17730, 17748, 19700, 20094, 22185, 22852, 24650, 26100, 28565, 29550, 29580, 30141, 33490, 34278, 35460, 36975, 40188, 44325, 44370, 49300, 50235, 51417, 57130, 59100, 60282, 66980, 68556, 73950, 83725, 85695, 88650, 88740, 97121, 100470, 102834, 110925, 114260, 120564, 142825, 147900, 150705, 167450, 171390, 177300, 194242, 200940, 205668, 221850, 251175, 257085, 285650, 291363, 301410, 334900, 342780, 388484, 428475, 443700, 485605, 502350, 514170, 571300, 582726, 602820, 753525, 856950, 874089, 971210, 1004700, 1028340, 1165452, 1285425, 1456815, 1507050, 1713900, 1748178, 1942420, 2428025, 2570850, 2913630, 3014100, 3496356, 4370445, 4856050, 5141700, 5827260, 7284075, 8740890, 9712100, 14568150, 17481780, 21852225, 29136300, 43704450, 87408900]

約数ペア:

[(1, 87408900), (2, 43704450), (3, 29136300), (4, 21852225), (5, 17481780), (6, 14568150), (9, 9712100), (10, 8740890), (12, 7284075), (15, 5827260), (17, 5141700), (18, 4856050), (20, 4370445), (25, 3496356), (29, 3014100), (30, 2913630), (34, 2570850), (36, 2428025), (45, 1942420), (50, 1748178), (51, 1713900), (58, 1507050), (60, 1456815), (68, 1285425), (75, 1165452), (85, 1028340), (87, 1004700), (90, 971210), (100, 874089), (102, 856950), (116, 753525), (145, 602820), (150, 582726), (153, 571300), (170, 514170), (174, 502350), (180, 485605), (197, 443700), (204, 428475), (225, 388484), (255, 342780), (261, 334900), (290, 301410), (300, 291363), (306, 285650), (340, 257085), (348, 251175), (394, 221850), (425, 205668), (435, 200940), (450, 194242), (493, 177300), (510, 171390), (522, 167450), (580, 150705), (591, 147900), (612, 142825), (725, 120564), (765, 114260), (788, 110925), (850, 102834), (870, 100470), (900, 97121), (985, 88740), (986, 88650), (1020, 85695), (1044, 83725), (1182, 73950), (1275, 68556), (1305, 66980), (1450, 60282), (1479, 59100), (1530, 57130), (1700, 51417), (1740, 50235), (1773, 49300), (1970, 44370), (1972, 44325), (2175, 40188), (2364, 36975), (2465, 35460), (2550, 34278), (2610, 33490), (2900, 30141), (2955, 29580), (2958, 29550), (3060, 28565), (3349, 26100), (3546, 24650), (3825, 22852), (3940, 22185), (4350, 20094), (4437, 19700), (4925, 17748), (4930, 17730), (5100, 17139), (5220, 16745), (5713, 15300), (5910, 14790), (5916, 14775), (6525, 13396), (6698, 13050), (7092, 12325), (7395, 11820), (7650, 11426), (8700, 10047), (8865, 9860), (8874, 9850)]